| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Mitchell | 1 | 15,757 | 15,677 | 0.01% | 1,367 | 12 | City |
| Mount Vernon | 2 | 463 | 458 | 0.22% | 1,362 | 0 | City |
| Ethan | 3 | 363 | 359 | 0% | 1,424 | 0 | Town |
Mitchell is the largest city in Davison County, with a population of 15,757.
Ethan is the smallest city in Davison County, with a population of 363.
There are 3 cities in Davison County, South Dakota.